This watch is part of the "Solidity" collection, emphasizing its enduring technological design. Featuring a sunray dial in a distinctive "Silver Lining" hue, complemented by a solid ceramic bezel, sleek case, and prominent pushers with highly visible 3-dimensional indices, it exudes durability and dependability. It is driven by the Seiko in-house 5X caliber, enhanced with advanced functionalities. The GPS module has been meticulously re-engineered to offer improved speed and intuitive operation. - Calibre 5X53 - Solar - Powered by Any Light Source - Accuracy +/-1 second every 100,000 years (with daily automatic time adjustment) - 43.1mm Case Size - 12.2mm Case Thickness - Titanium Case and Bracelet - Sapphire Glass with Super Clear Coating - Pull Out Crown - Dual Time: Bottom Dial Can Be Adjusted to Second Time Zone, Main Hands Can Be Manually Adjusted to Different Time Zones - Perpetual Calendar: Calendar Automatically Adjusts For Short Months and Leap Years Until February, 2100 - World Time: Astron GPS Solar pinpoints your location and identifies your exact time zone by receiving GPS signals from 4 or more GPS satellites. Manual Time Adjustment is available. Daylight Saving Auto Adjustment. - 100 Meters Water Resistant